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X6CrNiMoB17-12-2

Description

France AFNOR X6CrNiMoB17-12-2 Fasteners with stainless steel and nickel alloy for high temperature and low temperature (NF-EN 10269(1999)) and X6CrNiMoB17-12-2 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: X6CrNiMoB17-12-2
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel X6CrNiMoB17-12-2 AFNOR France Fasteners with stainless steel and nickel alloy for high temperature and low temperature (NF-EN 10269(1999))
41NiCrMoV7-3-2
42CrMo5-6
C35E
NiCr20TiAI
NiCr15Fe7TiAI
X2CrNb18-9
X3CrNiMoBN17-13-3
X5CrNi18-10
X5CrNiMo17-12-2
X6CrNi18-10

Chemical composition(mass fraction)(wt.%) of the X6CrNiMoB17-12-2

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Mo(%) N(%) B(%)
0.04-0.08 Max 1.00 Max 2.00 Max 0.035 Max 0.015 16.5-18.5 10.0-13.0 2.00-2.50 Max 0.11 0.0015-0.0050

Mechanical Properties of steel grade X6CrNiMoB17-12-2

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
558 (≥) 274 (≥) 32 14 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 142

Physical Properties of steel grade X6CrNiMoB17-12-2

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
33 - -     0.14 -  
853 719 - 21.3 332   -  
335 - 23 12.2   241 234

Heat Treatment of steel grade X6CrNiMoB17-12-2

Heat treated : 1451°C - 1827°C

Technological Curves of steel grade X6CrNiMoB17-12-2

Cross Reference Table (Equivalent Grade) of X6CrNiMoB17-12-2

Grade Standard Country Application
X6CrNiMoB17-12-2 AFNOR France Fasteners with stainless steel and nickel alloy for high temperature and low temperature (NF-EN 10269(1999))

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